Welcome to One Harmony

Discover a World of Elegance and Refinement in Our Free Membership Program.

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News

2020.04.20
New digital voucher for one-category guestroom upgrades for Loyal & Exclusive Members (“My Voucher”) is now provided. Sign in is required to display the digital voucher. Please click here for display.

Special Offers

Stay & Earn! Double Points Promotion

Register for the promotion and stay at any of the participating Okura Nikko Hotels in Asia, Europe, North America, and other regions to receive double points for your stay.
Click here for details

ADVANCE - early bird discount

Early booking plans are available! Book now online or at your nearest reservation center to enjoy our ADVANCE rate plan and experience Okura Nikko Hotels.
Click here for details

Contact Us

One Harmony Office

+81-3-6402-3388
Inquiry Form
F. A. Q.
9:30-17:30 JST
(Closed Saturdays, Sundays and Holidays)